Lua APA (7ú heag.)
Showers, K. B. (2005). Imperial gullies: Soil erosion and conservation in Lesotho. Ohio University Press.
Lua i Stíl Chicago (17ú heag.)
Showers, Kate Barger. Imperial Gullies: Soil Erosion and Conservation in Lesotho. Athens: Ohio University Press, 2005.
Lua MLA (9ú heag.)
Showers, Kate Barger. Imperial Gullies: Soil Erosion and Conservation in Lesotho. Ohio University Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.